input,textarea{
  outline: none;
  border: none;
  resize: none;
  -webkit-appearance: none;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}
html{
  font-size: 14px;
  &.middle{
    font-size: 16px;
  }
  &.large{
    font-size: 18px;
  }
}
div,p,li{
  box-sizing: border-box;
}
body{
  font-size: 14px;
  font-family: -apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;
  color: #000;
}

html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, address, cite, code, del, dfn, em, img, ins, kbd, q, samp, small, strong, sub, sup, var, b, i, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, menu {
  margin: 0;
  padding: 0
}

div, h1, h2, h3, h4, h5, h6, p{
  box-sizing: border-box;
}
.in2bl{
  display: block;
  box-sizing: border-box;
}
article, aside, details, figcaption, figure, footer, header, hgroup, main, nav, section, summary {
  display: block
}

ol, ul, li {
  list-style: none none;
}

fieldset, img {
  border: none 0
}

b, strong {
  font-weight: bold
}

em, cite, i, th {
  font-style: normal
}

table {
  empty-cells: show;
  border-collapse: collapse
}

th, td {
  border-collapse: collapse
}

a, a:link, a:visited, a:hover, a:active {
  text-decoration: none;
  outline: 0
}

input, select {
  font: 100% arial, helvetica, clean, sans-serif
}

input, select, form, img, button, textarea {
  vertical-align: middle
}

button, select {
  text-transform: none
}

button {
  overflow: visible;
  cursor: pointer
}

button, html input[type="button"], input[type="reset"], input[type="submit"] {
  -webkit-appearance: button;
  cursor: pointer
}

button[disabled], html input[disabled] {
  cursor: default
}

input[type="search"] {
  -webkit-appearance: textfield;
  -moz-box-sizing: content-box;
  -webkit-box-sizing: content-box;
  box-sizing: content-box
}

input[type="search"]::-webkit-search-cancel-button, input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none
}

:-moz-placeholder, ::-webkit-input-placeholder {
  // color: #999
  color: #4c4c4c;
}

input[type="checkbox"], input[type="radio"] {
  box-sizing: border-box;
  padding: 0
}

audio, canvas, progress, video {
  display: inline-block;
  vertical-align: baseline
}

audio:not([controls]) {
  display: none;
  height: 0
}

sub, sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline
}

sup {
  top: -8px
}

sub {
  bottom: -4px
}

abbr[title] {
  border-bottom: 1px dotted
}

pre {
  overflow: auto
}

code, kbd, pre, samp {
  font-family: monospace, monospace;
  font-size: 16px
}

.clearfix:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden
}

.clearfix {
  display: inline-block
}

.clearfix {
  display: block
}

.fr {
  float: right
}

.fl {
  float: left
}

button,input,textarea{
  background: none;
  border: none;
  appearance: none;
  outline: none;
  resize: none;
}
